package entity;

import java.util.Collection;
import java.util.Map;

public class Helper {
        public static boolean isNullOrEmpty(Object obj) {
            if (obj == null)
                return true;

            if (obj instanceof CharSequence)
                return ((CharSequence) obj).length() == 0;

            if (obj instanceof Collection)
                return ((Collection) obj).isEmpty();

            if (obj instanceof Map)
                return ((Map) obj).isEmpty();

            if (obj instanceof Object[]) {
                Object[] object = (Object[]) obj;
                if (object.length == 0) {
                    return true;
                }
                boolean empty = true;
                for (int i = 0; i < object.length; i++) {
                    if (!isNullOrEmpty(object[i])) {
                        empty = false;
                        break;
                    }
                }
                return empty;
            }
            return false;
        }
}
